DIN EN ISO 12781-2:2011-07 Geometrical product specifications (GPS) - Flatness - Part 2: Specification operators (ISO 12781-2:2011); German version EN ISO 12781-2:2011
2011DIN EN ISO 12781-2:2011-07 Geometrical product specifications (GPS) - Flatness - Part 2: Specification operators (ISO 12781-2:2011); German version EN ISO 12781-2:2011
2011DIN EN ISO 12781-2:2011 Geometrical product specifications (GPS) - Flatness - Part 2: Specification operators (ISO 12781-2:2011); German version EN ISO 12781-2:2011
0000 DIN EN ISO 12781-2:2009
2008DIN ISO/TS 12781-2:2008 Geometrical product specifications (GPS) - Flatness - Part 2: Specification operators (ISO/TS 12781-2:2003); German version CEN ISO/TS 12781-2:2007